diff options
author | Tadeusz Struk <tadeusz.struk@intel.com> | 2014-10-13 18:24:32 -0700 |
---|---|---|
committer | Herbert Xu <herbert@gondor.apana.org.au> | 2014-10-24 22:37:36 +0800 |
commit | 09adc8789c4e895d7548fa9eb5d24ad9a5d91c5d (patch) | |
tree | 72f0f07c598e7bca051bac2ca71ea7de136c5ade /drivers/crypto/qat/qat_common/qat_algs.c | |
parent | 923a6e5e5f171317ac8bb462ac4b814fa7880d3c (diff) |
crypto: qat - Enforce valid numa configuration
In a system with NUMA configuration we want to enforce that the accelerator is
connected to a node with memory to avoid cross QPI memory transaction.
Otherwise there is no point in using the accelerator as the encryption in
software will be faster.
Cc: stable@vger.kernel.org
Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com>
Tested-by: Nikolay Aleksandrov <nikolay@redhat.com>
Reviewed-by: Prarit Bhargava <prarit@redhat.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/qat/qat_common/qat_algs.c')
-rw-r--r-- | drivers/crypto/qat/qat_common/qat_algs.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/crypto/qat/qat_common/qat_algs.c b/drivers/crypto/qat/qat_common/qat_algs.c index 699ccf44e9bb..9e9619cd4a79 100644 --- a/drivers/crypto/qat/qat_common/qat_algs.c +++ b/drivers/crypto/qat/qat_common/qat_algs.c @@ -596,7 +596,8 @@ static int qat_alg_sgl_to_bufl(struct qat_crypto_instance *inst, if (unlikely(!n)) return -EINVAL; - bufl = kmalloc_node(sz, GFP_ATOMIC, inst->accel_dev->numa_node); + bufl = kmalloc_node(sz, GFP_ATOMIC, + dev_to_node(&GET_DEV(inst->accel_dev))); if (unlikely(!bufl)) return -ENOMEM; @@ -642,7 +643,7 @@ static int qat_alg_sgl_to_bufl(struct qat_crypto_instance *inst, struct qat_alg_buf *bufers; buflout = kmalloc_node(sz, GFP_ATOMIC, - inst->accel_dev->numa_node); + dev_to_node(&GET_DEV(inst->accel_dev))); if (unlikely(!buflout)) goto err; bloutp = dma_map_single(dev, buflout, sz, DMA_TO_DEVICE); |